Pen looked promising. Indeed, at the beginning and what it should. But now after not even 3Woche the rubber tip has become so soft that is a writing impossible. Pin stops responding because the rubber yields. Therefore, one accuses the tip rather afterwards. Not what you expect - especially not after such a short time. Wanted to return the pen. But the delivery is to go abroad - to the costs I have no desire. Too Bad. Next pin is ordered. Let's see how is ...